For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people.
Genuine GM parts have one of these marks:

Vehicle Care
California Proposition 65 WarningVehicle Identification Number (VIN)
This legal identifier is in the front corner of the instrument panel, on the
left side of the vehicle. It can be seen through the windshield from outside. The
VIN also appears on the Vehicle Certification and Service Parts labels and certificates
of title and registration.
Engine Identifi ...
Floor Mats
WARNING
If a floor mat is the wrong size or is not properly installed, it can interfere
with the pedals.
Interference with the pedals can cause unintended acceleration and/or increased
stopping distance which can cause a crash and injury. Make sure the floor mat does
not interfere with the p ...
Seat Adjustment
Manual Front Seats
To adjust a manual seat:
1. Pull the handle at the front of the seat.
2. Slide the seat to the desired position and release the handle.
3. Try to move the seat back and forth to be sure it is locked in place.
Seat Height Adjuster
If available, move the lever up or down t ...